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N Career 1 Career 2 Career 3 1 59 72 58 2 43 79 49 3 55 81 60 4 53 86 47   For table 1, determine the confidence intervals of: The mathematical expectation. The variance. The variation of the input quantity.  Tablic values are in the image below

N Career 1 Career 2 Career 3 1 59 72 58 2 43 79 49 3 55 81 60 4 53 86 47   For table 1, determine the confidence intervals of: The mathematical expectation. The variance. The variation of the input quantity.  Tablic values are in the image below

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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N

Career 1

Career 2

Career 3

1

59

72

58

2

43

79

49

3

55

81

60

4

53

86

47

 

For table 1, determine the confidence intervals of:

  1. The mathematical expectation.
  2. The variance.
  3. The variation of the input quantity. 

Tablic values are in the image below 

 

Tablic values: α = 0.05 T(a/2, v = 2) = 4.3027 T(α/2, v = 3) = 3.1825 T(a/2, v = 4) = 2.7765 T(a/2, v = 6) = 2.4469 F(a/2, 4, 4) = 9.6045 F(a/2, 3, 3): = 15.4392 F(a/2, 3, 4) = 9.9792 F(a/2, 1, 4) = 7.708 F(a/2, 4, 3) = 9.12 G(a, 3, 3) = 0.7977 x1 2 = x 2 (α 2, 3) = 0.2158 x2 2 x 2 (1-a 2, 3) = 9.348 T(α, 4) = 1.71
Transcribed Image Text:Tablic values: α = 0.05 T(a/2, v = 2) = 4.3027 T(α/2, v = 3) = 3.1825 T(a/2, v = 4) = 2.7765 T(a/2, v = 6) = 2.4469 F(a/2, 4, 4) = 9.6045 F(a/2, 3, 3): = 15.4392 F(a/2, 3, 4) = 9.9792 F(a/2, 1, 4) = 7.708 F(a/2, 4, 3) = 9.12 G(a, 3, 3) = 0.7977 x1 2 = x 2 (α 2, 3) = 0.2158 x2 2 x 2 (1-a 2, 3) = 9.348 T(α, 4) = 1.71
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Based on the above data and values, could please determine if the factor "Career" is a valuable one? 

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